Viktor Troicki's doping ban for skipping a blood test was reduced from 18 months to 12 on Tuesday, though the Serbian tennis player still cannot play in next week's Davis Cup final. The Court of Arbitration for Sport ruling ''puts an end to my dreams of being a top player,'' the 27-year-old Troicki said in a statement. In 2010, Troicki won the decisive singles in the final against France to give Serbia its first title. More...